23042636 has 6 divisors (see below), whose sum is σ = 40324620. Its totient is φ = 11521316.

The previous prime is 23042629. The next prime is 23042653. The reversal of 23042636 is 63624032.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2880326 + ... + 2880333.

It is an arithmetic number, because the mean of its divisors is an integer number (6720770).

Almost surely, 2^23042636 is an apocalyptic number.

It is an amenable number.

23042636 is a deficient number, since it is larger than the sum of its proper divisors (17281984).

23042636 is a wasteful number, since it uses less digits than its factorization.

23042636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760663 (or 5760661 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 23042636 is about 4800.2745754800. The cubic root of 23042636 is about 284.5623157634.

Adding to 23042636 its reverse (63624032), we get a palindrome (86666668).

The spelling of 23042636 in words is "twenty-three million, forty-two thousand, six hundred thirty-six".